Subtract 2/84 from 4/63
4/63 - 2/84 is 5/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
4/63 = 4 × 4/63 × 4 = 16/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
2/84 = 2 × 3/84 × 3 = 6/252 - Subtract the two like fractions:
16/252 - 6/252 = 16 - 6/252 = 10/252 - After reducing the fraction, the answer is 5/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/63-2/84 4/63-4/84 12/63-2/84 4/63-6/84 20/63-2/84 4/63-10/84 28/63-2/84 4/63-14/84